Henry D. Sokolski, director of the conservative Nonproliferation Policy Education Center, offers this reasoning about the treaty, which would bar countries that ratify it from conducting nuclear tests and would beef up international monitoring to detect violations:

* As for so-called rogue states such as North Korea and Iran, treaty critics point out that the nations weren't expected to sign the pact and are unlikely to become major nuclear powers any time soon--even if they step up their bomb-building programs.